keep head above water (verb) tide over: help along
Sinonime: at hand, attainable, derivable, duck soup, gettable, in stock, no problem, no sweat, on deck, on offer, on tap, piece of cake, procurable, purchasable, pushover,
ready, realizable, securable, there for the taking, to be had
Antonime: unachievable, unavailable, unobtainable